fix testsuite/g++.dg/init/new26.C for C++-14 and later

This test fails during the execution on VxWorks 7 when using
C++-14 and C++-17.


for  gcc/testsuite/ChangeLog

	* g++.dg/init/new26.C: Fix overriding of the delete operator
	for c++14 profile.

gcc/testsuite/g++.dg/init/new26.C

@@ -16,8 +16,12 @@ inline void *operator new(__SIZE_TYPE__)
   return p;
 }
 
+// C++11 and earlier
 inline void operator delete (void*) {}
 
+// C++14 profile
+inline void operator delete (void*, __SIZE_TYPE__) {}
+
 int * __attribute__((noinline)) doit(int n)
 {
   float *q;